This an application launcher for removable drives (although it can also be used as a normal application). Rather than organizing the apps as a list like the Windows Start menu, they are organized in a tool bar a bit similar to the Mac OSX dock bar.

muCommander is a cross-platform file manager with a dual-pane interface that features support for many filesystems and archives formats, bookmarks, credentials management, themes, multiple windows, full keyboard control, and many configuration options.